Table 1 Characteristics of 138 study participants with known HIV status

Number (%)

138

18 (13.0)

120 (87.0)

Age in years: median (range)

27 (15-65)

31 (16-60)

27 (15-56)

1.0

Papuan: no. (%)

67 (48.6)

14 (77.8)

53 (44.2)

0.01

Female: no. (%)

43 (31.2)

7 (38.9)

36 (30.0)

0.4

Current smoker: no.(%)

42 (30.4)

5 (27.8)

37 (30.8)

0.8

Highest educational attainment: no. (%)

   No schooling

10 (7.2)

4 (22.2)

6 (5.0)

   Primary school

28 (20.3)

4 (22.2)

24 (20)

0.05*

   High school

96 (69.6)

10 (55.6)

86 (71.7)

   Academy or university

4 (2.9)

0 (0)

4 (3.3)

Unemployed: no. (%)

59 (44.7)

12 (66.7)

47 (41.2)

0.04*

Owns telephone: no. (%)

77 (55.8)

8 (44.4)

69 (57.7)

0.3

Clinical and laboratory investigations

BMI in kg/m²: mean (range)

19.3 (12.9-32.5)

19.2 (12.9-26.7)

19.4 (13.3-32.5)

0.8

Percentage of predicted FEV₁: mean (range)

63.9 (16.6-108.5)

59.5 (16.5-92.0)

64.6 (23.9-108.5)

0.3

6 minute walk test in m: median (range)

415 (0-612)

390 (0-485)

415 (75-612)

0.04

St George's Respiratory Questionnaire† total score: median (range)

38.3 (5.2 - 91.9)

41.7 (13.6-67.0)

38.1 (5.2-91.9)

0.4

Haemoglobin in g/dL: mean (range)

12.4 (7.1-16.0)

11.2 (8.5-12.9)

12.6 (7.1-16)

0.002

   Anaemia: n (%)

77 (55.8)

14 (77.8)

63 (52.5)

0.053

White cell count × 10⁹/L: mean (range)

8.0 (1.6-22.7)

6.8 (2.4-13.2)

9.0 (1.6-22.7)

0.01

Sputum smear ≥2+: no. (%)

61 (45.2)

5 (27.8)

56 (47.9)

0.1

Chest X-ray

   Total score: median (IQR)

67 (4-140)

57 (19-121)

68 (6-140)

0.5

   Cavitary disease on CXR: no. (%)

74 (55.2)

6 (33.3)

68 (58.6)

0.04

   Pleural effusion: no. (%)

23 (17.2)

7 (38.9)

16 (13.8)

0.009